References
- US Department of Health and Human Services (1988). Nicotine Addiction: A report of the surgeon general. DHHS Publication number (CDC) 88-8406. US Department of Health and Human Services, Office of the Assistant Secretary for Health. Rockvill, MD: Office on Smoking and Health.
- Tobacco Advisory Group of The Royal College of Physicians (2000). Nicotine Addiction in Britain. London. Royal College of Physicians.
- The Holy Bible, King James Version. Joshua 6, 4–5.